<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>043-盒模型-margin溢出.html</title>
	<style>
		.father{
			width: 150px;
			height: 150px;
			margin-top: 20px;
			background-color: #f999;
			/*overflow: hidden;*/
			display: inline-block;
		}
		.son{
			width: 130px;
			height: 130px;
			margin-top: 50px;
			background-color: #0f0;
		}
	</style>
</head>
<body>
	<div class="father">
		<div class="son"></div>
	</div>
</body>
</html>